#27AAAB
Closest named color: Light Sea Green (#20B2AA). oklch(67.3% 0.106 195.7), rgb(39, 170, 171).
Aa
Black text reads best on this color (7.42:1).
About this color
#27AAAB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.106 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.024 away. Black text reads best on it, at 7.42:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #27AAAB |
| RGB | rgb(39, 170, 171) |
| HSL | hsl(180, 63%, 41%) |
| OKLCH | oklch(67.3% 0.106 195.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #27AAAB | 2.82:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #27AAAB | 7.42:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #27AAAB text on white | 2.82:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #27AAAB text on black | 7.42:1 | AAA | Lc -48.0 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#EFF7F7
oklch(97% 0.008 197)
-
Step 100
100
#DCEEEE
oklch(93.6% 0.019 196.8)
-
Step 200
200
#BEE1E1
oklch(88.5% 0.037 196.5)
-
Step 300
300
#8DCFCE
oklch(81% 0.067 194.7)
-
Step 400
400 (this color)
#27AAAB
oklch(67.3% 0.106 195.7)
-
Step 500
500
#009D9E
oklch(63.1% 0.108 195.6)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#27AAAB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #9EA1AB | 0.111 |
| Deuteranopia (no green cones) | #8C94AC | 0.103 |
| Tritanopia (no blue cones) | #00B0AA | 0.019 |
| Achromatopsia (no color) | #9A9A9A | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27AAAB
#27AAAB
oklch(67.3% 0.106 195.7)
- #CF7A80
#CF7A80
oklch(67.3% 0.106 15.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #27AAAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.024
- Turquoise Blue #06B1C4 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.044
- Topaz #13BBAF ΔE 0.048
- Persian Green #2A9D8F ΔE 0.048
- Greeny Blue #42B395 ΔE 0.050
- Dull Teal #5F9E8F ΔE 0.051
- Sea #3C9992 ΔE 0.052
Use #27AAAB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.